212939995

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{3631}}^1$

素因数の和:3990

約数の個数: 16

約数和(自身を含む): 263334528

約数和(自身を除く): 50394533

約数列:

[1, 5, 37, 185, 317, 1585, 3631, 11729, 18155, 58645, 134347, 671735, 1151027, 5755135, 42587999, 212939995]

約数ペア:

[(1, 212939995), (5, 42587999), (37, 5755135), (185, 1151027), (317, 671735), (1585, 134347), (3631, 58645), (11729, 18155)]